Food-based social comparisons influence liking and consumption

Area of Science:

• Psychology
• Behavioral Economics
• Neuroscience

Background:

• Social comparison theory posits that individuals evaluate their own opinions and abilities by comparing themselves to others.
• Understanding how social comparisons impact food perception and consumption is crucial for fields ranging from marketing to public health.

Purpose of the Study:

• To investigate the impact of upward and downward social comparisons on hedonic meal ratings and subsequent food consumption.
• To explore the mediating role of liking in the relationship between social comparison and food intake.

Main Methods:

• Participants were randomly assigned to conditions where they believed their meal was worse, better, or the same as another's.
• Following the manipulation, participants rated their meal's hedonic value and their subsequent food consumption was measured.
• Statistical analyses were employed to determine the effects of comparison condition and the mediating role of liking.

Main Results:

• Upward social comparison (believing others had a better meal) led to lower hedonic ratings and reduced food consumption compared to downward or same-level comparisons.
• Liking of the meal significantly mediated the effect of social comparison on food consumption.
• These findings indicate a hedonic contrast effect, where comparisons influence perceived value and intake.

Conclusions:

• Social comparisons significantly alter an individual's perception of food hedonic value and influence actual food consumption.
• The study highlights the psychological mechanisms underlying food choices, particularly the impact of social context on taste perception.
• Findings have implications for understanding eating behaviors in social settings and designing interventions to influence dietary intake.